Lower part of a helmet shield



FIG. 1 is a front elevational view of a lower part of a helmet shield showing my new design, with the lower part attached to the helmet shield shown in broken lines;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a cross-sectional view taken along lines 7-7 of FIG. 1;

FIG. 8 is an enlarged view of the bottom of the cross-sectional view in FIG. 7;

FIG. 9 is a perspective view of the lower part of the helmet shield of FIG. 1, attached to a helmet shown in broken lines; and,

FIG. 10 is a right side perspective view of FIG. 1.

The broken lines shown in the drawings represent portions of the lower part of a helmet shield that form no part of the claimed design. 

CLAIM The ornamental design for a lower part of a helmet shield, as shown and described. 